blk-cgroup: Remove obsolete macro
Remove the obsolete 'MAX_KEY_LEN' macro. Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Remove the obsolete 'MAX_KEY_LEN' macro. Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>